Extended instructions
8.5 Diagnostics (PROFINET or PROFIBUS)
S7-1200 Programmable controller
System Manual, 03/2014, A5E02486680-AG
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16 to 31 Status information for modules generated by the CPU:
Bit 16 = 1: Module disabled
Bit 17 = 1: CiR operation active
Bit 18 = 1: Input not available
Bit 19 = 1: Output not available
Bit 20 = 1: Overflow diagnostics buffer
Bit 21 = 1: Diagnostics not available
Bit 22 - 31: Reserved (always 0)
OwnState Uint16 Enum The value of the OwnState parameter describes the maintenance
The module or device is disabled.
5 The module or the device cannot be reached from the CPU (valid for
modules and devices below a CPU).
6 Inputs/outputs are not available.
IO State Uint16 Bit array I/O status of the module
Bit 0 = 1: No maintenance required
Bit 1 = 1: The module or device is disabled.
Bit 2 = 1: Maintenance required
Bit 3 = 1: Maintenance demanded
5 Bit 5 = 1: The module or the device cannot be reached from the CPU
(valid for modules and devices below a CPU).
Inputs/outputs are not available.
Qualifier; bit 7 = 1, if bit 0, 2, or 3 are set
OperatingState UInt16
In STOP / firmware update
4 In STOP
10 -